Improve EPUB restoration, book terminology and Calibre QA workflow

config/config.yaml

@@ -10,8 +10,10 @@ llm:
   base_url: "https://openrouter.ai/api/v1"
   
   # Timeout for API requests in seconds
-  timeout: 60
+  timeout: 180
   
+  max_output_tokens: 16000
+
   # Rate Limiting
   requests_per_minute: 60
   concurrent_requests: 4
@@ -19,7 +21,12 @@ llm:
 # Translation Settings
 translation:
   # Characters per chunk (approximate)
-  chunk_size: 6000
+  chunk_size: 24000
+  validation_retries: 2
+  auto_glossary: true
+  glossary_scan_chars: 24000
+  # Per-book JSON glossary takes precedence over automatically discovered terms.
+  # glossary_path: config/glossary.my-book.json
   
   # System prompt instruction file (optional, overrides default if present)
   # style_guide_path: "config/style_guide.txt"